Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is a front view of a display screen or portion thereof with graphical user interface showing an alternative embodiment of our new design.

The broken lines depicting the text, various symbols, display screen, and the remainder of the graphical user interface show features that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 